Solve the equation. Express radicals in simplest form.2z2 + 2 = 290
A. {-13, 13}
B. {12}
C. {145}
D. {-12, 12}
Answer: D
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Solve the problem.When making a long distance call from a certain pay phone, the first three minutes of a call cost $2.95. After that, each additional minute or portion of a minute of that call costs $0.25. Use an inequality to find the number of minutes one can call long distance for $4.95.
A. 11 minutes or fewer B. 20 minutes or fewer C. 2 minutes or fewer D. 8 minutes or fewer
Find two sets of parametric equations for the given rectangular equation.y = 8x + 4
A. x = 8t, y = t + 4; x = 
, y = t + 4
B. x = t, y = 8t + 4; x = 
, y = t + 4
C. x = t, y = 8t + 4; x = t, y = 
+ 4
D. x = t, y = 8t + 4; x = 8t, y = t + 4
Solve.On a map, 1 in. represents 120 miles. How much does 
in. represent?
A. 72 mi B. 62 mi C. 200 mi D. 82 mi
Solve the problem.A building 240 feet tall casts a 40 foot long shadow. If a person stands at the end of the shadow and looks up to the top of the building, what is the angle of the person's eyes to the top of the building (to the nearest hundredth of a degree)? (Assume the person's eyes are 4 feet above ground level.)
A. 80.54° B. 80.24° C. 80.38° D. 9.76°